Energy Performance Certificate
16 Windmill Terrace, St. Thomas, SA1 8DN
Energy rating
Current: 59 D | Potential: 74 C
Environmental impact (CO₂)
Current: 55
| Potential: 70
| Field | Value |
|---|---|
| LMK KEY | 8400-7197-0822-7504-3153 |
| ADDRESS1 | 16 Windmill Terrace |
| ADDRESS2 | St. Thomas |
| ADDRESS3 | — |
| POSTCODE | SA1 8DN |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | D |
| POTENTIAL ENERGY RATING | C |
| CURRENT ENERGY EFFICIENCY | 59 |
| POTENTIAL ENERGY EFFICIENCY | 74 |
| PROPERTY TYPE | House |
| BUILT FORM | Mid-Terrace |
| INSPECTION DATE | 2025-09-01 |
| LOCAL AUTHORITY | W06000011 |
| CONSTITUENCY | W07000103 |
| COUNTY | — |
| LODGEMENT DATE | 2025-09-02 |
| TRANSACTION TYPE | Marketed sale |
| ENVIRONMENT IMPACT CURRENT | 55 |
| ENVIRONMENT IMPACT POTENTIAL | 70 |
| ENERGY CONSUMPTION CURRENT | 246 |
| ENERGY CONSUMPTION POTENTIAL | 157 |
| CO2 EMISSIONS CURRENT | 3.6 |
| CO2 EMISS CURR PER FLOOR AREA | 45 |
| CO2 EMISSIONS POTENTIAL | 2.4 |
| LIGHTING COST CURRENT | 72 |
| LIGHTING COST POTENTIAL | 72 |
| HEATING COST CURRENT | 1077 |
| HEATING COST POTENTIAL | 731 |
| HOT WATER COST CURRENT | 176 |
| HOT WATER COST POTENTIAL | 176 |
| TOTAL FLOOR AREA | 80 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | Y |
| FLOOR LEVEL | — |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 2 |
| MAIN HEATING CONTROLS | Programmer, room thermostat and TRVs |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | — |
| GLAZED AREA | — |
| EXTENSION COUNT | 1 |
| NUMBER HABITABLE ROOMS | 4 |
| NUMBER HEATED ROOMS | 3 |
| LOW ENERGY LIGHTING | 76 |
| NUMBER OPEN FIREPLACES | 1 |
| HOTWATER DESCRIPTION | From main system |
| HOT WATER ENERGY EFF | Good |
| HOT WATER ENV EFF | Good |
| FLOOR DESCRIPTION | Suspended, no insulation (assumed) |
| FLOOR ENERGY EFF | N/A |
| FLOOR ENV EFF | N/A |
| WINDOWS DESCRIPTION | Fully double glazed |
| WINDOWS ENERGY EFF | Average |
| WINDOWS ENV EFF | Average |
| WALLS DESCRIPTION | Sandstone, as built, no insulation (assumed) |
| WALLS ENERGY EFF | Poor |
| WALLS ENV EFF | Poor |
| SECONDHEAT DESCRIPTION | Room heaters, mains gas |
| SHEATING ENERGY EFF | N/A |
| SHEATING ENV EFF | N/A |
| ROOF DESCRIPTION | Pitched, 175 mm loft insulation |
| ROOF ENERGY EFF | Good |
| ROOF ENV EFF | Good |
| MAINHEAT DESCRIPTION | Boiler and radiators, mains gas |
| MAINHEAT ENERGY EFF | Good |
| MAINHEAT ENV EFF | Good |
| MAINHEATCONT DESCRIPTION | Programmer, room thermostat and TRVs |
| MAINHEATC ENERGY EFF | Good |
| MAINHEATC ENV EFF | Good |
| LIGHTING DESCRIPTION | Below average lighting efficiency |
| LIGHTING ENERGY EFF | Average |
| LIGHTING ENV EFF | Average |
| MAIN FUEL | mains gas (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | — |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 2.66 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 16 Windmill Terrace, St. Thomas |
| LOCAL AUTHORITY LABEL | Swansea |
| CONSTITUENCY LABEL | Neath and Swansea East |
| POSTTOWN | SWANSEA |
| CONSTRUCTION AGE BAND | England and Wales: 1900-1929 |
| LODGEMENT DATETIME | 2025-09-02 05:15:33 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 17 |
| LOW ENERGY FIXED LIGHT COUNT | 13 |
| UPRN | 100100396280 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | Wales |
| REGION | W99999999 |
| Address display | — |
| Nation | ew |